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Onpin OP-121 Air Ratchet Wrench - M10, Reversible, Front Exhaust, 100Nm
The Onpin OP-121 air ratchet wrench is a pneumatic tool designed for fastening M10 bolts and nuts in industrial maintenance and mechanical assembly. Featuring a reversible action mechanism and a front exhaust design, it operates at a standard air pressure of 90 psi (6.2 bar / 6.3 kg/cm²). The tool delivers a working torque of 43 Nm (32 ft-lb) and a maximum torque of 100 Nm (74 ft-lb) with a free speed of 150 rpm. Built with an overall length of 360 mm (14.17 inch) and a net weight of 2.06 kg (4.54 lb), it utilizes a 1/4 P.T air inlet, consuming 339 l/min (12 cfm) of air with a sound level of 92 dB(A) and vibration level of 5.3 m/s².
- OP-121
- OP121
- OP-12
- OP-1
- air ratchet wrench
- pneumatic ratchet wrench m10
- Onpin air ratchet wrench
- air ratchet tool
- pneumatic angle wrench
Design file download links:
Other fileDescription
Specification OP-121
The Onpin OP-121 air ratchet wrench is a right-angle pneumatic fastening tool engineered to operate at a standard air pressure of 90 psi (6.2 bar / 6.3 kg/cm²). The device converts compressed air pressure into strong rotational torque, allowing rapid tightening and loosening of M10 bolts and nuts in restricted work areas. Featuring high functional performance and rugged reliability, the OP-121 delivers efficient bolting operations for assembly and maintenance technicians.
Key Features of Onpin OP-121
- Reversible Action & Front Exhaust: Built with a Reversible action mechanism for seamless forward/reverse switching and a Front exhaust design that directs exhaust air away from the operator.
- High Torque Output: Delivers a working torque of 43 Nm (32 ft-lb) and achieves a maximum torque of 100 Nm (74 ft-lb) for demanding M10 bolting applications.
- Extended Body Design: Features an overall length of 360 mm (14.17 inch) and a solid net weight of 2.06 kg (4.54 lb), offering superior leverage in deep working recesses.
- Stable Operational Specs: Operates at a free speed of 150 rpm with air consumption of 339 l/min (12 cfm) via a 1/4 P.T air inlet, maintaining a sound level of 92 dB(A) and vibration level of 5.3 m/s².
Technical Specifications of Onpin OP-121
- Model: OP-121
- Bolt Size Capacity: M10
- Working Torque: 43 Nm / 32 ft-lb
- MAX. Torque: 100 Nm / 74 ft-lb
- Free Speed: 150 rpm
- Air Consumption: 339 l/min / 12 cfm
- Overall Length: 360 mm / 14.17 inch
- Air Inlet: 1/4 P.T
- Net Weight: 2.06 kg / 4.54 lb
- Sound Level: 92 dB(A)
- Vibration: 5.3 m/s²
- Standard Operating Pressure: 90 psi / 6.2 bar / 6.3 kg/cm²
- Special Features: Reversible action, Front exhaust design.
Industrial Applications of Onpin OP-121
- Automotive Repair & Service: Fastening and removing M10 bolts inside deep engine compartments, chassis structures, and vehicle undercarriages.
- Machinery Manufacturing & Assembly: Installing structural fasteners on industrial production equipment and mechanical assembly lines.
- Plant Maintenance: Servicing heavy industrial machinery requiring durable, extended-reach pneumatic ratchet tools.
